<template>
  <div class="app-container">


         <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch"
                  label-width="68px">

             <el-form-item label="设备组" prop="groupId">
               <el-select v-model="queryParams.groupId" filterable placeholder="请选择">
                 <el-option
                   v-for="item in options"
                   :key="item.groupId"
                   :label="'设备组id:'+item.groupId +' 设备组名:' +item.groupName"
                   :value="item.groupId">
                 </el-option>
               </el-select>
           </el-form-item>
           <el-form-item label="主题名" prop="topicName">
             <el-input
               v-model="queryParams.topicName"
               placeholder="请输入主题名"
               clearable
               @keyup.enter.native="handleQuery"
             />
           </el-form-item>
           <el-form-item label="状态" prop="status">
             <el-select v-model="queryParams.status" placeholder="请选择状态" clearable>
               <el-option
                 v-for="dict in dict.type.sys_normal_disable"
                 :key="dict.value"
                 :label="dict.label"
                 :value="dict.value"
               />
             </el-select>
           </el-form-item>
           <el-form-item>
             <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
             <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
           </el-form-item>
         </el-form>

         <el-row :gutter="10" class="mb8">
           <el-col :span="1.5">
             <el-button
               type="primary"
               plain
               icon="el-icon-plus"
               size="mini"
               @click="handleAdd"
               v-hasPermi="['iot:topic:add']"
             >新增
             </el-button>
           </el-col>
           <el-col :span="1.5">
             <el-button
               type="success"
               plain
               icon="el-icon-edit"
               size="mini"
               :disabled="single"
               @click="handleUpdate"
               v-hasPermi="['iot:topic:edit']"
             >修改
             </el-button>
           </el-col>
           <el-col :span="1.5">
             <el-button
               type="danger"
               plain
               icon="el-icon-delete"
               size="mini"
               :disabled="multiple"
               @click="handleDelete"
               v-hasPermi="['iot:topic:delete']"
             >删除
             </el-button>
           </el-col>
           <el-col :span="1.5">
             <el-button
               type="warning"
               plain
               icon="el-icon-download"
               size="mini"
               @click="handleExport"
               v-hasPermi="['iot:topic:export']"
             >导出
             </el-button>
           </el-col>
           <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
         </el-row>
         <el-table v-loading="loading" :data="topicList" @selection-change="handleSelectionChange">
           <el-table-column type="selection" width="55" align="center"/>
           <el-table-column label="主题id" align="center" prop="topicId"/>
           <el-table-column label="组ID" align="center" prop="groupId"/>
           <el-table-column label="主题名" align="center" prop="topicName">
             <template slot-scope="scope">
               <el-popover trigger="hover" placement="top">

                 <p>你可以订阅{{ scope.row.groupName }}/#</p>
                 <p>你可以发布主题：{{scope.row.groupName}}/{{ scope.row.topicName }}或{{scope.row.groupName}}/{{ scope.row.topicName }}/+</p>
                 <div slot="reference" class="name-wrapper">
                   <el-tag size="medium">{{scope.row.groupName}}/{{ scope.row.topicName }}</el-tag>
                 </div>
               </el-popover>
             </template>
           </el-table-column>
           <el-table-column label="备注" align="center" prop="remark"/>
           <el-table-column label="状态" align="center" prop="status">
             <template slot-scope="scope">
               <dict-tag :options="dict.type.sys_normal_disable" :value="scope.row.status"/>
             </template>
           </el-table-column>
           <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
             <template slot-scope="scope">
               <el-button
                 size="mini"
                 type="text"
                 icon="el-icon-edit"
                 @click="handleUpdate(scope.row)"
                 v-hasPermi="['iot:topic:edit']"
               >修改
               </el-button>
               <el-button
                 size="mini"
                 type="text"
                 icon="el-icon-delete"
                 @click="handleDelete(scope.row)"
                 v-hasPermi="['iot:topic:delete']"
               >删除
               </el-button>
             </template>
           </el-table-column>
         </el-table>
         <pagination
           v-show="total>0"
           :total="total"
           :page.sync="queryParams.pageNum"
           :limit.sync="queryParams.pageSize"
           @pagination="getList"
         />
         <!-- 添加或修改topic对话框 -->
         <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
           <el-form ref="form" :model="form" :rules="rules" label-width="80px">
             <el-form-item label="设备组ID" prop="groupId">
               <el-select v-model="form.groupId" filterable placeholder="请选择">
                 <el-option
                   v-for="item in options"
                   :key="item.groupId"
                   :label="'设备组id:'+item.groupId +' 设备组名:' +item.groupName"
                   :value="item.groupId">
                 </el-option>
               </el-select>
             </el-form-item>
             <el-form-item label="主题名" prop="topicName">
               <el-input v-model="form.topicName" placeholder="请输入主题名"/>
             </el-form-item>
             <el-form-item label="备注" prop="remark">
               <el-input v-model="form.remark" type="textarea" placeholder="请输入内容"/>
             </el-form-item>
             <el-form-item label="状态" prop="status">
               <el-radio-group v-model="form.status">
                 <el-radio
                   v-for="dict in dict.type.sys_normal_disable"
                   :key="dict.value"
                   :label="dict.value"
                 >{{ dict.label }}
                 </el-radio>
               </el-radio-group>
             </el-form-item>
           </el-form>
           <div slot="footer" class="dialog-footer">
             <el-button type="primary" @click="submitForm">确 定</el-button>
             <el-button @click="cancel">取 消</el-button>
           </div>
         </el-dialog>


    <el-dialog title="Cron表达式生成器" :visible.sync="openCron" append-to-body destroy-on-close class="scrollbar">
      <crontab @hide="openCron=false" @fill="crontabFill" ></crontab>
    </el-dialog>
  </div>
</template>

<script>
import {listTopic, getTopic, delTopic, addTopic, updateTopic} from "@/api/iot/topic";
import {listGroup} from "@/api/iot/group";
import { EventBus } from '@/utils/EventBus';
import Crontab from '@/components/Crontab'
export default {
  name: "Topic",
  components: {Crontab},
  dicts: ['sys_normal_disable'],
  data() {
    return {
      options:[],
      optionsParams: {
        pageNum: 1,
        pageSize: 10000,
        iCreated: null,
        groupName: null,
        secretKey: null,
        secretValue: null,
        adminUserId: null,
        status: null
      },
      openCron:false,

      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // topic表格数据
      topicList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        groupId: null,
        topicName: null,
        status: null
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        topicName: [
          {required: true, message: "主题名不能为空", trigger: "blur"},
          {
            pattern: /^[A-Za-z]([A-Za-z0-9]*(\/[A-Za-z]+[A-Za-z0-9]*)*)?$/,
            message: '格式错误，第一个字符和斜杠后面的字符必须为字母，只允许有字母，数字和斜杠',
            trigger: 'blur'
          }

        ],
        status: [
          {required: true, message: "状态不能为空", trigger: "change"}
        ]
      },
    };
  },
  created() {
    this.getMyGroup();
    this.getList();

    EventBus.$on('GroupAdded', this.getMyGroup);

  },
  beforeDestroy(){
    EventBus.$off('GroupAdded', this.getMyGroup);

  },
  methods: {
    crontabFill(value) {
      this.form.cronExpression = value;
    },
    getMyGroup(){
      this.loading = true;

      listGroup(this.optionsParams).then(response => {
        this.options = response.rows;
        console.log(this.options)
        this.loading = false;
      });
    },


    /** 查询topic列表 */
    getList() {
      this.loading = true;
      listTopic(this.queryParams).then(response => {
        this.topicList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        topicId: null,
        groupId: null,
        topicName: null,
        createBy: null,
        createTime: null,
        updateBy: null,
        updateTime: null,
        remark: null,
        status: "0"
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.topicId)
      this.single = selection.length !== 1
      this.multiple = !selection.length
    },

    /** 新增按钮操作 */
    handleAdd() {

      this.reset();
      this.open = true;
      this.title = "添加topic";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const topicId = row.topicId || this.ids
      getTopic(topicId).then(response => {
        this.form = response.data;
        this.open = true;
        this.title = "修改topic";
      });
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.topicId != null) {
            updateTopic(this.form).then(response => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addTopic(this.form).then(response => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const topicIds = row.topicId || this.ids;
      this.$modal.confirm('是否确认删除topic编号为"' + topicIds + '"的数据项？').then(function () {
        return delTopic(topicIds);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => {
      });
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download('iot/topic/export', {
        ...this.queryParams
      }, `topic_${new Date().getTime()}.xlsx`)
    }
  }
};
</script>
